- +/- (musician)
- 0044 (designer)
- 1-800-FLOWERS.COM
- 100 Blacks in Law Enforcement Who Care
- 10000 Maniacs
- 10gen
- 112 (musician)
- 120% lino
- 12th Street by Cynthia Vincent
- 13Ghosts (musician)
- 14th Lok Sabha
- 14th Street Y
- 16 Horsepower (musician)
- 17 Hippies
- 18th Amendment (designer)
- 19 Entertainment
- 19.70 Genuine Wear
- 1st Playable Productions
- 2 Blocks South
- 20 Microns
- 20th Century Finance Corporation
- 20th Century Prudential
- 20th Century Quantum
- 21st Century Management
- 23andMe
- 2D Tune
- 2Gether (musician)
- 2K by Gingham
- 3 Doors Down (musician)
- 3 Na Massa
- 3 Titans
- 3-Legged Dog
- 3.1 Phillip Lim
- 30 Seconds To Mars
- 311 (musician)
- 37Signals
- 3Com Corporation
- 3D Realms
- 3D Systems
- 3G Capital Management
- 3i Infotech
- 3i Infrastructure
- 3LD Art & Technology Center
- 3M Company
- 3M India
- 3OH!3
- 3Par
- 3rd Ward
- 42 Entertainment
- 48K Records
- 4AD
- 55DSL
- 5Paisa.com
- 5TH Cell
- 6 78
- 6 78 (designer)
- 6267 (designer)
- 7 for all mankind
- 7 Studios
- 7 Worlds Collide
- 7-128 Software
- 7-Eleven
- 80%20
- 81 Hours
- 82nd Airborne Division
- 888 Holdings
- 8Ball and MJG (musician)
- 9-11 Commission
- 9.2 by Carlo Chionna
- 98 Degrees (musician)
- 99 CENTS ONLY STORES
- A Camp (musician)
- A Filial
- A Hawk and a Hacksaw
- A Just Russia
- A K S Credits
- A O Smith
- A Perfect Circle (musician)
- A Place to Bury Strangers
- A Step Ahead
- A Sunny Day in Glasgow
- A Testoni
- A Tribe Called Quest
- A Weather (musician)
- A&E Television Network
- A&G
- A-ha
- A. J. Foyt Enterprises
- A. Lange & Sohne
- A. S. Precision Machines Pvt. Ltd.